TY - RPRT TI - Age-Group Differences in the Temporal Structure of Speech and Forehead total-Hb Responses During a Phonemic Verbal Fluency Task: A Comparison of Adults in Their 40s and 70s AU - nakamura, k. PY - 2026 DO - 10.64898/2026.08.22.746423 UR - https://www.biorxiv.org/content/10.64898/2026.08.22.746423v1 ID - 10.64898/2026.08.22.746423 ER -